package com.piaohailin.feature;

/**
 * @author piaohailin@163.com
 * @date 2021/5/8
 */
public class Empty {

    String string1 = "";
    String string2 = null;

    public Empty() {
        System.out.println(string1.isBlank());
        System.out.println(string2.isBlank());
        System.out.println(string1.isEmpty());
        System.out.println(string2.isEmpty());
    }

    public static void main(String[] args) {
        Empty empty = new Empty();
    }
}
